1 British thermal unit (IT) is equal to 252.07403001314 calories (15 °C)
| British thermal units (IT) (BTU) | calories (15 °C) (cal) | 
|---|---|
| 25 | 6301.8507503285 | 
| 30 | 7562.2209003942 | 
| 35 | 8822.5910504599 | 
| 40 | 10082.961200526 | 
| 45 | 11343.331350591 | 
| 50 | 12603.701500657 | 
| 55 | 13864.071650723 | 
| 60 | 15124.441800788 | 
| 65 | 16384.811950854 | 
| 70 | 17645.18210092 | 
To create a customized British thermal units (IT) to calories (15 °C) conversion table, click on the "Create a customized energy conversion table" button.